JPS6261953U - - Google Patents
Info
- Publication number
- JPS6261953U JPS6261953U JP15424585U JP15424585U JPS6261953U JP S6261953 U JPS6261953 U JP S6261953U JP 15424585 U JP15424585 U JP 15424585U JP 15424585 U JP15424585 U JP 15424585U JP S6261953 U JPS6261953 U JP S6261953U
- Authority
- JP
- Japan
- Prior art keywords
- abnormality detection
- circuits
- determination
- actuators
- drive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005856 abnormality Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案の一実施例を示すブロツク図、
第２図及び第３図は第１図の作動説明に供する回
路図及び波形図、第４図は本考案の他の実施例を
示すブロツク図である。
１……コンピユータ、２Ａ，２Ｂ……駆動回路
、３Ａ，３Ｂ……アクチユエータ、４……異常検
出回路、５，６……判定回路をなす排他的論理ゲ
ート、７……ＯＲゲート。
FIG. 1 is a block diagram showing an embodiment of the present invention.
2 and 3 are circuit diagrams and waveform diagrams for explaining the operation of FIG. 1, and FIG. 4 is a block diagram showing another embodiment of the present invention. 1... Computer, 2A, 2B... Drive circuit, 3A, 3B... Actuator, 4... Abnormality detection circuit, 5, 6... Exclusive logic gate forming a determination circuit, 7... OR gate.
Claims (1)
タを駆動する複数個の駆動回路、及びこれら駆動
回路に対しそれぞれ所定の制御信号を出力する車
載コンピユータを有する車載制御システムにおい
て、 前記各駆動回路の入力レベルと出力レベルの状
態がそれぞれ所定の関係を満たすか否かを判定す
る複数個の判定回路と、これら判定回路の少なく
とも１個に所定の関係を満たさないことを示す判
定信号が生じたとき、異常検出信号を前記車載コ
ンピユータに与える論理回路とを有し、前記車載
コンピユータは、前記論理回路より異常検出信号
を受けたとき他の処理に優先して異常検出処理を
行うように構成されていることを特徴とする車載
制御システムの異常検出装置。[Claims for Utility Model Registration] In an on-vehicle control system having a plurality of actuators, a plurality of drive circuits that drive these actuators, and an on-board computer that outputs predetermined control signals to each of these drive circuits, each of the above-mentioned drives A plurality of determination circuits each determine whether the states of the input level and output level of the circuit satisfy a predetermined relationship, and a determination signal indicating that the predetermined relationship is not satisfied is generated in at least one of these determination circuits. a logic circuit that provides an abnormality detection signal to the on-vehicle computer, and the on-vehicle computer is configured to perform abnormality detection processing with priority over other processes when receiving the abnormality detection signal from the logic circuit. An abnormality detection device for an in-vehicle control system, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15424585U JPS6261953U (en) | 1985-10-07 | 1985-10-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15424585U JPS6261953U (en) | 1985-10-07 | 1985-10-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6261953U true JPS6261953U (en) | 1987-04-17 |
Family
ID=31073868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15424585U Pending JPS6261953U (en) | 1985-10-07 | 1985-10-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6261953U (en) |
-
1985
- 1985-10-07 JP JP15424585U patent/JPS6261953U/ja active Pending
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